/Engine/Source/Runtime/Engine/Public/UnrealClient.h
Returns the GPU nodes on which to render this viewport.
virtual [FRHIGPUMask](API\Runtime\RHI\FRHIGPUMask) GetGPUMask ( [FRHICommandListImmediate](API\Runtime\RHI\FRHICommandListImmediate) & RHICmdList ) const